Home / 3,889,468.97-5,367,553.18-2,147,134.34

Finding the Fourth Proportional to 3,889,468.97, 5,367,553.18 and 2,147,134.34

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Solution

The fourth proportional to 3,889,468.97, 5,367,553.18 and 2,147,134.34 is: 2,963,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,468.97 : 5,367,553.18 = 2,147,134.34 : x
  2. Step 2: Convert to fraction form
    3,889,468.97/5,367,553.18 = 2,147,134.34/x
  3. Step 3: Cross multiply
    3,889,468.97x = 5,367,553.18 × 2,147,134.34
  4. Step 4: Simplify right side
    3,889,468.97x = 11,524,857,754,554.20
  5. Step 5: Solve for x
    x = 11,524,857,754,554.20/3,889,468.97
  6. Step 6: Final answer
    x = 2,963,092.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.